053(六十一）

301、

301.Which command is used to configure RMAN to perform a compressed backup for every backup executed?
A. BACKUP AS COMPRESSED BACKUPSET DATABASE
B. BACKUP AS COMPRESSED COPY OF DATABASE
C. CONFIGURE DEVICE TYPE DISK BACKUP TYPE TO COMPRESSED BACKUPSET
D. CONFIGURE DEVICE TYPE DISK BACKUP TYPE COMPRESS
E. BACKUP DATABASE COMPRESS

302、

302.You issue the following command:
RMAN>CONFIGURE BACKUP OPTIMIZATION ON;
What is the result of this command on your backups?
A. An incremental backup strategy will be used automatically.
B. Read-only datafiles will not be backed up as long as backups of those files already exist and those backups meet established retention criteria.
C. RMAN will configure itself for maximum performance at the cost of CPU.
D. RMAN will configure itself for minimal OS/CPU impact at the cost of time to back up the database.
E. RMAN will automatically compress backups.

303、

303.What is the purpose of the RMAN recovery catalog? (Choose all that apply.)
A. It must be used because all RMAN-related backup and recovery metadata information is contained in it.
B. It provides a convenient, optional, repository of backup- and recovery-related metadata.
C. It provides the ability to store RMAN scripts for global use by any database that has access to the repository.
D. It provides a means of storing all RMAN backup sets physically in an Oracle database server.
E. It provides the ability to store backup records for more than a year.

304、

304.What privileges must be granted to allow an account to create the recovery catalog? (Choose all that apply.)
A. RECOVERY_CATALOG_OWNER
B. DBA
C. RESOURCE
D. SELECT ANY DICTIONARY
E. CONNECT

305、

305.Which command do you use to create a recovery-catalog schema?
A. create recovery catalog
B. create catalog
C. build catalog
D. catalog create
E. mount catalog